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#contents
#grouping and sorting
#data types and missing values
#renaming and combining
import numpy as np
import pandas as pd
train_ds = pd.read_csv('/content/drive/MyDrive/Titanic data/train.csv')
train_ds.columns
Index(['PassengerId', 'Survived', 'Pclass', 'Name', 'Sex', 'Age', 'SibSp',
       'Parch', 'Ticket', 'Fare', 'Cabin', 'Embarked'],
      dtype='object')

Strategy: Find the numerical and categorical datatypes, Find no of missing values

train_ds.head()